Question

A moving body of mass m and velocity v after colliding from a wall returns back (rebounds) with velocity v. The change in momentum will be

A
$$2 \,mv$$
B
$$mv$$
C
$$-mv$$
D
zero
Solution
Verified by Toppr

Correct option is A. $$2 \,mv$$
$$∆P=P_i-P_f$$
$$∆P=mv-m(-v)$$
$$∆P=2mv$$

Was this answer helpful?
0
Similar Questions
Q1

A ball of mass m moving with velocity v collides elastically with wall and rebounds. The change in momentum of the ball will be :

View Solution
Q2

A body of mass 'm' and velocity 'u' strikes a wall and rebounds with velocity 'v'. The change in momentum is:

View Solution
Q3

A body of mass M collides against a wall with velocity V and rebounds with the same speed. Its change of momentum is

View Solution
Q4

In above shown figure, a ball of mass m strike the wall with velocity V and rebounds back with same velocity. Calculate the change in momentum.

479465.PNG

View Solution
Q5

A molecule of mass m of an ideal gas collides with the wall of the vessel with the velocity v and returns back with the same velocity. The change in the linear momentum of the molecule will be

View Solution
Solve
Guides